baber/WOPTO huggingface dataset:
Patent JP-2001036191-A (JP)
Title: Optical semiconductor device equipped with tunable wavelength resonance cavity and application to modulation of light intensity
Inventor: ORTIZ VALENTIN
IPC: H01L33/06
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide an optical semiconductor device which is easily manufactured and moreover has a short response time. SOLUTION: This optical semiconductor device is equipped with a resonance cavity 2 capable of tuning wavelength, two mirrors 4 and 6 which prescribe the resonance cavity, a superlattice 14 containing a piezoelectric semiconductor laser, and a 1st means for charged carrier injection, and when charged carriers are injected into the superlattice 14, the refractive index of the superlattice 14 varies, and consequently the wavelength of the resonance mode of the resonance cavity 2 is made to vary.
Patent JP-2002017569-A (JP)
Title: Liquid cooker
Inventor: TAKECHI KAZUNORI
IPC: A47J27/21
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To prevent water, which is put into a container too much and over- spilt from it, from following a body and entering the recessed part of a plug receiver by providing a step part in a projection part of the plug receiver. SOLUTION: By forming a step part 23b between the outside of the projecting part 23a of the plug receiver 23 projecting from the body 22 and the body 22, this liquid cooker weakening the current water by the part 23b prevents it from flowing over a level difference, thereby water is not stuck to the recessed part 25.
Patent JP-2001053082-A (JP)
Title: Semiconductor device
Inventor: MIWA HIROYUKI
IPC: H01L21/331
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To realize a semiconductor device where a base layer is lessened in film thickness, and a base is lessened in contact width preventing increase in parasitic capacitance between the collector and the base. SOLUTION: An outer base electrode 3 of a polycrystalline silicon layer is formed on an SiO2 film 2 on an N-type epitaxial layer 1, an outer base electrode 3 and the epitaxial layer 1 are connected together at the perimeter of an opening 4 provided to the surface of the epitaxial layer 1, a side wall of SiO2 5 is formed on a part of the side wall of an outer base electrode 3 in an opening 4, a P-type base layer 6 connected to both a part of the side wall of the outer base electrode 3 which is not covered with the side wall 5 and the lower epitaxial layer 1 respectively is formed, an N-type emitter layer 7 connected to the base layer 6 in the opening 4 is formed, and furthermore the emitter layer 7 is separated from the outer base electrode 3 by the side wall 5.
Patent JP-2002018129-A (JP)
Title: Game device
Inventor: YABUSHITA TATSUHISA
IPC: A63F13/285
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a game device for enabling a player to play a game with the feeling of being united with a game image more by strengthening the relation of the game image and an input means. SOLUTION: This game device is provided with a display means 3 for displaying the game image A and an input means 40 for performing input by being moved so as to aim at a prescribed part in the game image A displayed at the display means 3. The player P fully recognizes the contents of the game image A and plays the game while making the position of the input means 40 correspond to the contents of the game image A. Thus, the relation of the game image A and the input means 40 is strengthened and the player P plays the game with the feeling of being united with the game image A more.
Patent JP-2001350897-A (JP)
Title: On-line questionnaire with free e-mail transmission service
Inventor: MOTOHASHI MASAHIDE
IPC: G06Q10/00
Filed: 2000-06-05
Abstract: PROBLEM TO BE SOLVED: To efficiently carry out questionnaire investigation on the Internet using an e-mail in a short period. SOLUTION: An Internet user 3 performs access to a web site for a questionnaire answerer on a research agent server 2. Moreover, the Internet user 3 receives a Web page 27 where a questionnaire setting form prepared by a client by using software provided by the research agent is placed. The user 3 can receive the Web page 29 where an e-mail transmission form is placed, and transmit the e-mail free by writing answers in the questionnaire setting form. At that time, the research agent pays charges for an Internet user 3a using a portable telephone according to the number of packets. The totalized results are recorded in a log file 19 as necessary, and a client 4 can confirm the totalized situations of the questionnaires in a real time by using the software.
Patent JP-2001080007-A (JP)
Title: Styrenic resin foam/olefinic resin mutilayered material
Inventor: SATO MANABU
IPC: B32B5/18
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a styrenic resin foam/olefinic resin mutilayered material having low temp. impact resistance and excellent in heat resistance and oil resistance. SOLUTION: A multilayered material is obtained by laminating a olefinic resin layer (Z) comprising a olefinic resin with an Izod impact value at -20 deg.C of 10 kJ/m2 or more and a Vicat softening point of 100 deg.C or higher or a olefinic resin compsn. on at least the single surface of a styrenic resin foam layer (X) through an adhesive layer (Y). The 50% breaking energy by a falling weight impact test of this multilayered material at low temp. is set to 0.3J or more.
Patent JP-2002020584-A (JP)
Title: Phenolic resin molding material
Inventor: YAMASHITA CHITOSHI
IPC: C08L61/10
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a granular phenolic resin molding material having excellent impact resistance, tracking resistance and abrasion resistance and producible at a low cost. SOLUTION: The phenolic resin molding material is composed of 30-60 wt.% (based on the whole molding material) resol phenolic resin, 5-15 wt.% crushed woven cotton cloth, 3-15 wt.% powdery inorganic filler and 2-6 wt.% vinyl acetate resin.
Patent JP-2002020517-A (JP)
Title: Gas barrier film
Inventor: ISHIKAWA ATSUHIRO
IPC: B32B27/30
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a coating type gas barrier film which has an excellent gas barrier property even under high humidity and does not affect environments. SOLUTION: This gas barrier film obtained by forming on at least one side of a substrate film a coating film comprising a 40/60 to 60/40 (solid content weight ratio) emulsion mixture of a polyacrylonitrile-based emulsion having a particle diameter distribution having a monodispersion degree β of <1.05 defined by the expression (1): β=Mv/Mn (Mv is a volume-average diameter of emulsion particles; Mn is a number-average diameter) with a polyacrylonitrile- based emulsion having a particle diameter distribution having a monodispersion degree β of >=1.05.
Patent JP-2002032439-A (JP)
Title: Communication system, server computer, recording medium, and terminal device
Inventor: ISHIKAWA KIYOHISA
IPC: G06Q50/00
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a communication environment wherein a trader opens a user participation type Internet site and a user is automatically charge as long as information is referred to and provided. SOLUTION: This communication system 1 allows the gas trader 7 to open a cooking site 17 on the Internet. The user 3 provides his or her original recipe 25 for the gas trader 7 and charged by subtracting the 'recipe providing charge' from his or her ordinary gas charge when the recipe is employed for the cooking site 17, so that the charge is withdrawn from a financial company. A user 5 downloads the recipe 19 and charged by adding the 'recipe use charge' to the ordinary gas charge, so that the charge is withdrawn from a financial institution.
Patent JP-2002033620-A (JP)
Title: Antenna system
Inventor: ONAKA KENGO
IPC: H01Q21/24
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide an antenna system that can adjust the polarization amount of a vertical polarization and a horizontal polarization. SOLUTION: A ground plate 3 is placed under an antenna section 2 at an interval in an overlapped state with the antenna section 2. An electric image 2' of the antenna section is produced symmetrically at an opposite side of the ground plate 3 with respect to the antenna section 2. This causes a state equivalent to a state of provision of a vertical monopole antenna. By adjusting the overlapped amount between the antenna section 2 and the ground plate 3, a polarized wave amount of a vertical polarization and a horizontal polarization can be adjusted.
Patent JP-2002028688-A (JP)
Title: Apparatus for treating wastewater
Inventor: ISHIKAWA SUSUMU
IPC: C02F1/24
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a wastewater treating apparatus wherein the denitrification efficiency can be enhanced by effectively utilizing sludge discharged as excess sludge for a denitrifying carbon source to improve the efficiency of denitrification and the amount of waste sludge to be discharged can be reduced. SOLUTION: This wastewater treating apparatus, wherein wastewater is treated by an anaerobic/aerobic filter bed method, a pressurized floatation/ separation unit 12 is installed between an anaerobic filter bed 11 and an aerobic filter bed 13 and a route 35 is arranged for returning the sludge recovered in the unit 12 to the filter bed 11.
Patent JP-2002030725-A (JP)
Title: Pedestal deck and structure for setting the same
Inventor: TSUJII TAKASHI
IPC: E04F15/02
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a pedestal deck which facilitates its dismantling and transportation to another location, and hardly produces looseness or a wobble between the pedestal deck per se and a beam or a joist below the same, and to provide a structure for setting the pedestal deck. SOLUTION: The pedestal deck 2 for installing equipment is fixed onto the joist 1 which is arranged like a frame in order to support a floor of a building. According to the pedestal deck 2, a plurality of pedestal units 3A, 3B,... each formed of a precast concrete slab are arranged in a single plane, and they are connected to each other by means of PC steel wires. The pedestal units 3A, 3B,... are arranged such that their joint portions 5 are placed on an upper side of the joist 1, and in this state the pedestal units 3A, 3B,... are fixed to the joist 1.
Patent JP-2002038554-A (JP)
Title: Automatic mixing valve
Inventor: SUZUKI ATSUSHI
IPC: E03C1/044
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To provide an automatic mixing valve capable of controlling a hot water level accurately by detecting the hot water level. SOLUTION: The automatic mixing valve is provided with a mixing valve 5 for obtaining mixed hot water by mixing hot water and water together and a water shut off valve 6 for discharging/stopping the mixed hot water led out from the mixing valve 5 so as to maintain a prescribed hot water level in a place whereto the mixed hot water is supplied. A hot water level detecting device 12, installed in the combination faucet for the purpose of detecting the hot water level in the place whereto the mixed water is supplied, detects the hot water level periodically and controls the valve 6 in order to make the hot water level return to the prescribed one when the hot water level is higher than the prescribed one.
Patent JP-2001121847-A (JP)
Title: Book and notebook enabling prevention of shortsightedness
Inventor: U AKIHIRO
IPC: B42D1/00
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a publication, a pocketbook and the like which can prevent shortsightedness due to reading or handwriting. SOLUTION: A document, a pocketbook or the like is made of paper of which the reflection coefficient of a spectrum is 580 millimicrons at the highest, or less, and of which the reflection coefficient of a light frequency having a wavelength of a numerical value corresponding to the above or more is low comparatively. Thereby a demand for adjustment of light can be reduced and a stimulus to the eye by a light beam of a long wave can also be decreased. Therefore a color difference can be reduced appropriately and a proper degree of contrast can be provided. The use of this paper or the like for a text or a notebook is helpful to preventing shortsightedness of students.
Patent JP-2001046691-A (JP)
Title: Pachinko machine
Inventor: MATSUMOTO MICHIKO
IPC: A63F7/02
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To reduce work manhour for an outer frame and to reduce a cost by integrally molding a prescribed notch part in the outer frame when the outer frame is molded in a PACHINKO (Japanese pinball game) machine having a front frame which is pivotally arranged at the front side of the outer frame and where a window hole is freely opening/closing provided and having a game board in the window hole of the front frame so as to be freely attachable/detachable. SOLUTION: The outer frame 1 of the PACHINKO machine is integrally provided with a belt board shape upper frame part 38, a lower frame part 39 and a pair of left and right side frame parts 40 and 41 and is formed to be a rectangular shape and the front frame 2 is pivotally arranged on the front surface of the outer frame 1 with a hinge 3 so as to be freely opening/closing possible. Besides, the notch part 45 is arranged in the center of the upper frame part 38 and a decorative sheet 46 is adhered onto the front surface of a front lower frame part 42.  When the outer frame 1 is molded, an adhesive is added to a required quantity of waste paper fibers as a connection material, it is put into the lower metallic mold of a press device and, then, an upper metallic mold is lowered to execute compression molding till the waste paper fibers or the like become a prescribed thickness while heating between the both metallic moldings. During the molding, the notch part 45 is simultaneously formed so that the work manhour of the outer frame 1 is reduced.
Patent JP-2002040529-A (JP)
Title: Electronic flashing device
Inventor: OTAKA YUKIO
IPC: H05B41/32
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To adopt a small-sized Zener diode as a diode by making a current flowing through the Zener diode for turning on a thyristor for preventing overcharge small. SOLUTION: The current of the Zener diode which is turned on when the charged voltage of a main capacitor exceeds a prescribed voltage is amplified and the amplified current is supplied as the starting current of the thyristor activating a trigger circuit.
Patent JP-2002039316-A (JP)
Title: Ball screw
Inventor: MOCHIZUKI MASANORI
IPC: F16H25/22
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To reduce impacts on a ball screw when a ball enters a helical groove in a nut. SOLUTION: The ball screw is provided with a screw shaft 2 having a helical groove 2a on its outer peripheral surface; the nut 3 fitted over the screw shaft 2 and having a helical groove 3a on its inner peripheral surface; a retainer 5 rotatably retaining a plurality of balls 4 brought into rolling engagement with both helical grooves 2a and 3a, the retainer being interposed between the outer peripheral surface of the screw shaft 2 and the inner peripheral surface of the nut 3; and guide rings 6 and 7 having helical grooves 6a and 7a on their respective inner peripheral surfaces and fixed to the end face of the nut 3.  The helical grooves 6a and 7a of the guide rings 6 and 7 are tapered so as to increase in diameter as they extend away from the end face of the nut 3; when the balls 4 located outside the nut 3 enter the helical groove 3a of the nut 3, the helical grooves 6a and 7a guide the balls 4 in moving into the helical groove 3a.
Patent JP-2002041282-A (JP)
Title: Remainder arithmetic circuit
Inventor: YASUNAGA KOTA
IPC: G06F7/72
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a traditional dividing arithmetic circuit becomes large in terms of scale of circuit as a division is performed by repetitive operations and takes too much operation time. SOLUTION: In the remainder arithmetic circuit, a divisor div is divided into an odd number div1 and an even number div0 and the division by the even number and the division by the odd number are performed separately. The division by the even number div0 is realized by dividing a dividend A into the high order bits and the low order bits. The division by the odd number div1 divides the odd number div1 into a quotient A0 obtained by the division by the even number div0. The respective operation in a division by the odd number can be reduced through the use of addition. Mod, a remainder can be obtained by connecting solutions, mod0 and mod1 obtained in the above, Thereby a high speed remainder arithmetic circuit with small scale of circuit can be realized.
Patent JP-2002042710-A (JP)
Title: Scanning type charged particle beam microscope
Inventor: MARUO MASAYUKI
IPC: H01J37/22
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To correct delay time of an electronic circuit of a scanning type charged particle beam microscope. SOLUTION: In this scanning type charged particle beam microscope using an electron beam etc., when a scanning image is taken-in in a memory device synchronizing with a scanning signal, a delay of the electronic circuit is corrected and taken-in by a shift registor having variable number of steps.
Patent JP-2002040267-A (JP)
Title: Plastic optical fiber and its manufacturing method
Inventor: TOYOSHIMA SHINICHI
IPC: D01F8/10
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a plastic optical fiber for high-speed communication having low transmission loss and a broad transmission band by using a kind of sheath resin. SOLUTION: The plastic optical fiber having an excellent compatibilized part at a boundary between a core and a sheath is manufactured by subjecting a core resin and the sheath resin to multicomponent fiber spinning by a double- layer multicomponent fiber spinning die provided with a nozzle having contracting parts 4, 5 at which a nozzle radius gradually reduces from an upstream part to a downstream part.
Patent JP-2002043353-A (JP)
Title: Suction tool for bga element and suction method
Inventor: OMATA TOSHIO
IPC: H01L23/12
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a suction tool for a BGA element for not generating position deviation even when a suction collet is moved at a high speed. SOLUTION: This suction tool for the BGA element is composed of a vacuum pad 1 for which plural frame members 11 whose contact surface with the BGA element is in a polygonal shape are arranged in a nesting shape, and a pad holder 2 for supporting the vacuum pad 1 where a suction hole 21 for vacuum evacuation is perforated. The frame member 11 becomes a wall for separating a ball terminal formed on a terminal surface and an adjacent ball terminal formed on the outer side at the time of being brought into contact with the terminal surface of the BGA element, and the terminal surface of the BGA element and the vacuum pad 1 are turned to the state of being engaged with each other.
Patent JP-2002000757-A (JP)
Title: Jumping rope
Inventor: SAKAI NAOHIRO
IPC: A63B5/20
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To always secure a power source for a light emitting body illuminating a jumping rope without causing any carless battery exhaustion or requiring laborious battery replacement and to drive the light emitting body for flashing only by jumping motion without depending on switching operation. SOLUTION: In this jumping rope, a power generator, which is arranged so that its generator body is turned according to the rotation of the rope in jumping exercise, a cam installed to a rotary shaft of the generator, a torsion spring arranged between the cam and the generator, and a movable claw locking the cam with a fixed locking force are provided inside one grip. The jumping rope is also provided with a stopper mechanism, which is arranged so that the movable claw is moved for releasing engagement with the cam when torsional force stored in a torsion spring exceeds a fixed value, and a light emitting means arranged for irradiating at least a part of the rope by the output from the power generator.
Patent JP-2002039694-A (JP)
Title: Heat storage/cold storage reservoir
Inventor: KITO KAZUAKI
IPC: F02C6/14
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To improve system efficiency in heating/cooling operation in a heat storage/cold storage reservoir with the aid of designs on installation and on operation control. SOLUTION: A heat storage/cold storage reservoir is divided into at least two or more units. At least 1 or more bypass tubes are provided on the unit located on the side of ordinary temperature and the unit located on the side of a low temperature fluid, and further a temperature sensor for measuring fluid temperature and a temperature sensor for measuring the temperature of a heat storage/cold storage material. The fluid temperature and the heat storage/cold storage material temperature are monitored to control opening and closing of the bypass tubes, whereby the heat storage/cold storage reservoir units to which a fluid is supplied are switched in order to keep the air temperature and the heat storage/cold storage material temperature in a predetermined range.
Patent JP-2002007722-A (JP)
Title: Insurance producer total support system
Inventor: ANDO MASAYUKI
IPC: G06Q40/08
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To provide an insurance producer total support system that utilizes the Internet. SOLUTION: A trade right selling and buying system is provided with a receiving part for receiving selling information from an insurance trade right seller and a purchase offer from a buyer, a data-processing part for making receiving destination information a database, a data-managing part for managing the information made the database, a data-displaying part for displaying collected information and a transmitting part for transmitting the information.  An estimate broker system is provided with a receiving part for receiving information on quotation request from an insurance prospective customer and insurance estimate information from an insurance producer, a data-processing part for making the received information a database, a data-managing part for managing the information made the database, a data-displaying part for displaying collected information and a transmitting part for transmitting the information.
Patent JP-2002050397-A (JP)
Title: Sodium-sulfur battery and its manufacturing method
Inventor: KAWAMURA YOSHIFUMI
IPC: H01M10/39
Filed: 2000-08-02
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a sodium-sulfur battery in which the gap between the safety tube and the inner wall of the solid electrolyte tube and the gap between the safety tube and the sodium container are made a prescribed uniform fine gap and which has a high safety and high utilization of sodium. SOLUTION: The sodium-sulfur battery comprises a metal safety tube 5 of a bottomed cylindrical shape adjoining to the inner circumference of a solid electrolyte tube 1 in the negative electrode chamber 7 which is divided by the bottomed cylindrical electrolyte tube 1, an insulating ring 2 joined to the outer circumference face of the opening end of the solid electrolyte tube 1 and a negative electrode lid 3 joined to the top face of the insulating ring 2. And sodium 11 is stored in the negative electrode chamber 7 and a means for supplying sodium 11 at the battery operating temperature is provided. An electron conducting material 12 impregnated with sulfur is stored in the positive electrode chamber 8 which is divided by the solid electrolyte tube 1, the insulating ring 2 and the positive electrode container 4 joined to the bottom face of the insulating ring 2.  In this sodium-sulfur battery, the diameter of the opening end of the metal safety tube 5 is larger than the diameter of the barrel portion.